<!DOCTYPE html>  
<html>  
<head>  
<meta charset="utf-8">  
<title>Device Example</title>  
<script type="text/javascript">  
// H5 plus事件处理  
function plusReady(){  
plus.device.beep( 3 );  
}  
if(window.plus){  
plusReady();  
}else{  
document.addEventListener("plusready",plusReady,false);  
}  
</script>  
</head>  
<body>  
发出蜂鸣声<br/>  
</body>  
</html>